limestone
2 statements across 2 episodes · 0 bullish · 0 bearish · 2 people on the record · first statement Nov 17, 2022 by Leah Ellis · across every show →
Everything said about limestone, oldest first
Nov 17, 2022 neutral
Ellis: Cement emissions split evenly between heat and chemical decomposition
“Cement being the most massive industry by volume in the world also produces an almost equivalent amount of CO₂, and that's, you know, again, speaking, speaking in big even numbers, it's roughly half from the fossil fuel needed to get to a thousand degrees and …”
Jul 20, 2023 neutral
Emily Grubert: Cement production inherently generates CO2 despite clean energy inputs
“And cement, just the process of making it fundamentally results in CO₂ emissions, even if you did full energy switching, efficiency, all that kind of thing. Basically you're cooking limestone that drives off CO two.”